The lecture hall where Alexander Graham Bell first demonstrated the long-distance phone call.

"Mock all and sundry things, but leave the saints alone."

In the remote high desert of New Mexico, a strange array of poles beckon fury from above.

A one-of-a-kind sundial at the Very Large Array honors a radio astronomy pioneer, incorporating the original piers from his breakthrough radio telescope.

The sixth of London's "Magnificent Seven" cemeteries, and a source of unlikely inspiration to Beatrix Potter.

When life gave this firefighter a forest fire, he made a rough-hewn sculpture park using a chainsaw.

The official atomic museum of the United States explores the explosive and productive history of a much maligned energy source.

This centuries-old pueblo church houses the body of a Franciscan friar who is said to be a rare "incorruptible" corpse.

A charming 17th-century alley is lined with secondhand bookstores and antiquarian shops.

This giant geoglyph of mysterious origins is now the site of neo-pagan rituals.

Visit the site of a subway powered by nothing more than air--and lots of it.

A Manhattan courthouse hides a small but scathing memorial to Holocaust injustice.

A WWI fighter plane and turn-of-the-century penny candy shop are among the unexpected features of this Financial District building.

Walk over a 150 year old manhole.

An uber-secure, windowless tower of doom in the center of Manhattan is an NSA spyscraper.

The oldest operating apothecary in the US has treated everyone from Thomas Edison to Mark Twain.

Wall Street has a new heroine, a bronze statue of a small but fierce girl.

The world's oldest hologram gallery and the labyrinthine laser laboratory of a holography pioneer.

Hidden in an ordinary Midtown building is a one-room museum dedicated to the greatest escape artist.

The world’s oldest and biggest bookstore stocking only mystery, crime fiction, espionage, and thrillers.

The feral felines of Roosevelt Island have a small army of allies and an abandoned hospital all to themselves.

A Pythagorean funhouse that tries, successfully, to prove that math is the coolest thing ever.

New York's oldest magic store.

Amid the bustle and noise of the Financial District hides a secluded garden oasis above the city streets.